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发明名称	NONFREEZING FOR WATERWORKS
摘要
申请公布号	KR20110106481(A)	申请公布日期	2011.09.29
申请号	KR20100025509	申请日期	2010.03.23
申请人	LEE, SOO HWAN	发明人	LEE, SOO HWAN
分类号	E03B9/02;E03B7/10;F16L55/00	主分类号	E03B9/02
代理机构		代理人
主权项
地址

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